Home / 302,557,959.20-453,773,953.20-130,040,400.80

Finding the Fourth Proportional to 302,557,959.20, 453,773,953.20 and 130,040,400.80

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Solution

The fourth proportional to 302,557,959.20, 453,773,953.20 and 130,040,400.80 is: 195,033,529.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,557,959.20 : 453,773,953.20 = 130,040,400.80 : x
  2. Step 2: Convert to fraction form
    302,557,959.20/453,773,953.20 = 130,040,400.80/x
  3. Step 3: Cross multiply
    302,557,959.20x = 453,773,953.20 × 130,040,400.80
  4. Step 4: Simplify right side
    302,557,959.20x = 59,008,946,746,728,440
  5. Step 5: Solve for x
    x = 59,008,946,746,728,440/302,557,959.20
  6. Step 6: Final answer
    x = 195,033,529.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.